Nobody talks about this one. That needs to stop. Mogura no Adventure is a fossil, not just old, but the oldest piece of Japanese TV animation that still exists. You're not watching a show; you're watching the moment someone figured out how to move drawings on television for the first time in Japan. There's no polish, no formula, no safety net of convention because the convention didn't exist yet. It moves like discovery itself. If you care about where anime came from, you don't just watch this as history. You watch it as proof that the impulse to animate, to tell a story frame by frame on a screen, was strong enough that someone did it with the tools they had. Everything that comes after this owes the debt.
A mole sets out from his underground burrow to explore the world above ground, venturing into territory he's never encountered before. Armed with nothing but curiosity and determination, he navigates forests, meadows, and unexpected obstacles as he discovers what lies beyond his familiar tunnels. Each encounter tests his courage and resourcefulness, forcing him to adapt to dangers and wonders alike in an environment utterly foreign to his kind. The journey unfolds as a straightforward adventure: part discovery, part survival. There's genuine tension in how the mole confronts predators and harsh weather, yet the tone remains spirited rather than dark. The pacing captures the wonder of exploration while maintaining stakes that feel real for a creature so small and vulnerable in a vast world.